Koromon is a Lesser Digimon. It is a tiny Digimon that shed the fuzz covering its surface, and whose body grew even bigger. Although it has become able to move around more actively, it is still unable to battle. It can produce bubbles from its mouth to intimidate opponents.[7]

Koromon can digivolve to Agumon, ToyAgumon, or DotAgumon. In order to degenerate into Koromon, your Digimon must be at level 3.

It can also be hatched from Lineage DigiEgg.

Digimon World Dawn and Dusk

Koromon is #002 and is a Balance-class Dragon species Digimon with a resistance to the Fire element and a weakness to the Earth element. Its basic stats are 66 HP, 67 MP, 47 Attack, 35 Defense, 27 Spirit, 28 Speed, and 11 Aptitude. It possesses the Powerful 1 trait.

It dwells in the Limit Valley.

Koromon can digivolve to Agumon or DotAgumon. In order to degenerate into Koromon, Agumon or DotAgumon must be at level 3 or higher.

It can also be hatched from a Red DigiEgg.

Digimon Story: Lost Evolution

Koromon is #002, and is an In-Training level, HP-type, Dragon species Digimon with a resistance to the Fire element and a weakness to the Dark element. It possesses the Curiosity trait.

Digimon Story: Cyber Sleuth - Hacker's Memory

Digimon World Championship

Koromon is a In-Training II Generation, None Attribute, and Dragon Species Digimon. Its special attack is Froth.

Koromon digivolves from Botamon, Nyokimon, Mokumon, or Yuramon, and can digivolve to Veemon, SnowAgumon, BlackAgumon, Agumon, or ToyAgumon, in order to digivolve to Koromon, your Digimon must have passed the time.

Digimon Battle

Koromon can be found and captured in Arboretum Entrance and Maze Forest, where it is a level 9 enemy, and there is also a special event Koromon. Koromon's unique drop is Koromon's Tear, six of which are needed to create a Crest of Purity. It has a stat build of 3-2-2-1 as a captured Digimon, a stat build of 4-2-2-0 as an event Digimon, and a stat build of 3-2-3-2 as an enemy Digimon. Koromon's Skill 1 is Poison Bubbles, which is a distant single target skill. A captured Koromon digivolves to Agumon at level 11, while an event Koromon digivolves Agumon X.